/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.iotdb.db.queryengine.plan.scheduler;

import org.apache.iotdb.db.queryengine.plan.planner.plan.FragmentInstance;
import org.apache.iotdb.db.queryengine.plan.planner.plan.SubPlan;

import java.util.List;
import java.util.concurrent.Future;

public interface IFragInstanceDispatcher {
  /**
   * Dispatch all Fragment instances asynchronously
   *
   * @param root the root SubPlan
   * @param instances Fragment instance list
   * @return Future<FragInstanceDispatchResult>
   */
  Future<FragInstanceDispatchResult> dispatch(SubPlan root, List<FragmentInstance> instances);

  void abort();
}
